16464441 has 24 divisors (see below), whose sum is σ = 26367744. Its totient is φ = 9102240.

The previous prime is 16464421. The next prime is 16464443. The reversal of 16464441 is 14446461.

16464441 is nontrivially palindromic in base 5.

It is not a de Polignac number, because 16464441 - 2¹³ = 16456249 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16464399 and 16464408.

It is not an unprimeable number, because it can be changed into a prime (16464443) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2751 + ... + 6363.

It is an arithmetic number, because the mean of its divisors is an integer number (1098656).

Almost surely, 2^16464441 is an apocalyptic number.

It is an amenable number.

16464441 is a deficient number, since it is larger than the sum of its proper divisors (9903303).

16464441 is a wasteful number, since it uses less digits than its factorization.

16464441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3661 (or 3654 counting only the distinct ones).

The product of its digits is 9216, while the sum is 30.

The square root of 16464441 is about 4057.6398312319. The cubic root of 16464441 is about 254.3991543770.

The spelling of 16464441 in words is "sixteen million, four hundred sixty-four thousand, four hundred forty-one".